Thu Fri Sat Sun
4°C / 11°C 5°C / 11°C 9°C / 12°C 8°C / 11°C

National Summary


Cold overnight, with a mix of clear spells and cloudy periods, with scattered showers at times. Lowest temperatures 1 to 5 C., coldest over south Munster, with a risk of some grass frost, as northwesterly winds moderate.


Thursday will be a rather cloudy day, with just brief bright or sunny spells. Occasional showers also, with the odd heavy one. Top temperatures 10 to 13 C., in mainly moderate northwesterly breezes.


OUTLOOK: Temperatures improving marginally for May Bank Holiday, but with low pressure very gradually moving in across Ireland.FRIDAY: Dry across much of the country on Friday and feeling less cold than in recent days. There will be some sunny spells but it will be mostly cloudy and there will be a few showers, these most likely in Atlantic coastal counties. Light southerly breezes will freshen along Atlantic coasts. Maximum temperatures of 10 to 13 degrees.FRIDAY NIGHT: Dry across most areas under broken cloud. Light southerly winds will freshen around dawn with patchy rain arriving into southern and western coasts. Lowest temperatures 4 to 7 degrees Celsius, coldest early in the night. SATURDAY: Rather breezy with fresh south to southeast winds. Some scattered outbreaks of rain, with a lot of cloud cover in general. Best of any sunny spells across the midlands, north and east. Highest temperatures 11 to 14 degrees Celsius, with best values across the midlands. SUNDAY: Current indications suggest low pressure will move up over Ireland. Still some uncertainty as to the track of the low, with most of the rain across the south and east.

Weather Charts


Midday Today Isobars

Midday Today Rainfall

Midday Today Clouds

Midday Today Temperature


Midday Tomorrow Isobars

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Coastal Reports

Malin Head Automatic

North-Northwest, 14 Knots, Fair, 18 Miles, 1023, Steady

Dublin Airport

West-Northwest, 5 Knots, Cloudy, 21 Miles, 1023, Steady

Buoy M5 51° 41'N 6° 42'W

West-Northwest, 8 Knots, Wave ht:0.5 m, The visibility at Tuskar is greater than 10 Miles, 1023, Rising slowly

Roches Point Automatic

Northwest, 12 Knots, Cloudy, 26 Miles, 1024, Rising slowly

Sherkin Island Automatic

North, 5 Knots, Cloudy, 26 Miles, 1025, Rising slowly

Valentia Automatic

East-Northeast, 2 Knots, Cloudy, 26 Miles, 1026, Rising slowly

Mace Head Automatic

North-Northwest, 10 Knots, Cloudy, 24 Miles, 1025, Steady

Belmullet Automatic

North-Northwest, 7 Knots, Recent precip, 16 Miles, 1025, Steady

Buoy M2 53° 29'N, 5° 26'W

West-Northwest, 3 Knots, Wave ht:0.3 m, 1022, Steady

Buoy M3 51° 13'N, 10° 33'W

North-Northwest, 15 Knots, Wave ht: 1.4 m, 1026, Rising slowly

Buoy M4 55° 0'N 10° 0'W

North-Northwest, 14 Knots, Wave height not available, 1025, Steady

Buoy M6 53° 4'N 15° 56'W

Northwest, 6 Knots, Wave ht: 1.7 m, 1029, Steady

Sea Area Forecast

Sea Area Forecast untill 2300 Thursday 27 April 2017 Issued at 2300 Wednesday 26 April 2017

Meteorological Situation at 2100: An Anticyclone of 1029hpa roughly 260nm west of Loop Head, moves very slowly eastwards and extends a moderate to fresh northwest flow over Ireland. Weak troughs are embedded in the flow.

Forecast for Irish coastal waters from Erris Head to Fair Head to Carnsore Point and the Irish Sea

Wind: Northwest force 3 to 5, increasing force 4 to 6 and gusty in the morning, with the winds strongest between Malin Head and Belfast Lough and on the Irish Sea north of Anglesey. But moderating force 4 or 5 early Thursday night.

Weather: Mainly fair, but some showers or patches of rain at times also, mainly on northern and eastern coasts and on the Irish Sea.

Visibility: Generally good, but moderate in rain or showers.

Forecast for Irish coastal waters from Carnsore Point to Valentia to Erris Head

Wind: Northwest force 3 to 5. Decreasing west to northwest force 2 to 4 during Thursday evening.

Weather: Mainly fair, but some showers or patches of rain at times also, mainly on northern and eastern coasts and on the Irish Sea.

Visibility: Generally good, but moderate in rain or showers.

Outlook for a further 24 hours until 2300 Friday 28 April 2017: Moderate, northwest winds will gradually back south to southwest and increase fresh and later strong along Atlantic coasts. Mostly fair, with just isolated showers.

Weather Warnings

Small Craft Warning

Northwest winds will occasionally increase to force 6 today, on Irish coasts from Malin Head to Fair Head to Belfast Lough.